REDHAT-BUG-737787: Low severity wireshark vulnerability

Published Sep 13, 2011
·
Updated

A large loop in the OpenSafety dissector could cause a crash. It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file. This affects versions 1.6.0 to 1.6.1 and has been fixed in version 1.6.2

Reference: http://www.wireshark.org/security/wnpa-sec-2011-12.html

This issue affects the versions of wireshark shipped with Fedora-14, Fedora-15 and the upcoming Fedora-16 and has been fixed via the following security advisories:

https://admin.fedoraproject.org/updates/FEDORA-2011-12423 https://admin.fedoraproject.org/updates/FEDORA-2011-12403 https://admin.fedoraproject.org/updates/FEDORA-2011-12399

Affected Software

1 affected component
Wireshark Wireshark>=1.6.0<=1.6.1

Event History

Sep 13, 2011
Data Sourced
via Red Hat·05:15 AM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of REDHAT-BUG-737787?

The severity of REDHAT-BUG-737787 is high due to the potential for crashing Wireshark through malformed packets.

2

How do I fix REDHAT-BUG-737787?

To fix REDHAT-BUG-737787, update Wireshark to version 1.6.2 or later.

3

What versions of Wireshark are affected by REDHAT-BUG-737787?

Versions 1.6.0 to 1.6.1 of Wireshark are affected by REDHAT-BUG-737787.

4

What causes the issue in REDHAT-BUG-737787?

The issue in REDHAT-BUG-737787 is caused by a large loop in the OpenSafety dissector.

5

Can REDHAT-BUG-737787 be exploited remotely?

Yes, REDHAT-BUG-737787 can potentially be exploited remotely by injecting a malformed packet.

Contact

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